Linear Technology LTC2600CGN, Octal 16-Bit DAC (req DC590) DC579A DC579A 数据表
产品代码
DC579A
LTC2600/LTC2610/LTC2620
3
2600fe
ELECTRICAL CHARACTERISTICS
The
l
denotes specifi cations which apply over the full operating
temperature range, otherwise specifi cations are at T
A
= 25°C. V
CC
= 2.5V to 5.5V, V
REF
≤ V
CC
, V
OUT
unloaded, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
LTC2620
LTC2610
LTC2600
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
DC Performance
Resolution
l
12
14
16
Bits
Monotonicity
V
CC
= 5V, V
REF
= 4.096V (Note 2)
l
12
14
16
Bits
DNL
Differential Nonlinearity
V
CC
= 5V, V
REF
= 4.096V (Note 2)
l
±0.5
±1
±1
LSB
INL
Integral Nonlinearity
V
CC
= 5V, V
REF
= 4.096V (Note 2)
l
±0.75
±4
±3
±16
±12
±64
LSB
Load Regulation
V
REF
= V
CC
= 5V, Mid-Scale
I
OUT
= 0mA to 15mA Sourcing
I
OUT
= 0mA to 15mA Sinking
l
l
0.025
0.025
0.025
0.125
0.125
0.125
0.1
0.1
0.1
0.5
0.5
0.5
0.3
0.3
0.3
2
2
2
LSB/mA
LSB/mA
LSB/mA
V
REF
= V
CC
= 2.5V, Mid-Scale
I
OUT
= 0mA to 7.5mA Sourcing
I
OUT
= 0mA to 7.5mA Sinking
l
l
0.05
0.05
0.05
0.25
0.25
0.25
0.2
0.2
0.2
1
1
1
0.8
0.8
0.8
4
4
4
LSB/mA
LSB/mA
LSB/mA
ZSE
Zero-Scale Error
V
CC
= 5V, V
REF
= 4.096V Code = 0
1
9
1
9
1
9
mV
V
OS
Offset Error
V
CC
= 5V, V
REF
= 4.096V (Note 7)
±1
±9
±1
±9
±1
±9
mV
V
OS
Temperature
Coeffi cient
±3
±3
±3
μV/°C
GE
Gain Error
V
CC
= 5V, V
REF
= 4.096V
±0.2
±0.7
±0.2
±0.7
±0.2
±0.7
%FSR
Gain Temperature
Coeffi cient
Coeffi cient
±6.5
±6.5
±6.5
ppm/°C
SYMBOL PARAMETER
CONDITIONS
LTC2600/LTC2610/LTC2620
UNITS
MIN
TYP
MAX
PSR
Power Supply Rejection
V
CC
= ±10%
–80
dB
R
OUT
DC Output Impedance
V
REF
= V
CC
= 5V, Mid-Scale; –15mA ≤ I
OUT
≤ 15mA
V
REF
= V
CC
= 2.5V, Mid-Scale; –7.5mA ≤ I
OUT
≤ 7.5mA
l
l
0.025
0.030
0.030
0.15
0.15
0.15
Ω
Ω
Ω
DC Crosstalk (Note 4)
Due to Full-Scale Output Change (Note 5)
Due to Load Current Change
Due to Powering Down (per Channel)
Due to Load Current Change
Due to Powering Down (per Channel)
±10
±3.5
±7.3
±7.3
μV
μV/mA
μV
I
SC
Short-Circuit Output Current
V
CC
= 5.5V, V
REF
= 5.6V
Code: Zero-Scale; Forcing Output to V
CC
Code: Full-Scale; Forcing Output to GND
l
l
15
15
15
34
34
34
60
60
60
mA
mA
mA
V
CC
= 2.5V, V
REF
= 5.6V
Code: Zero-Scale; Forcing Output to V
CC
Code: Full-Scale; Forcing Output to GND
l
l
7.5
7.5
7.5
18
24
24
50
50
50
mA
mA
mA
Reference Input
Input Voltage Range
l
0
V
CC
V
Resistance
Normal Mode
l
11
16
20
kΩ
Capacitance
90
pF
I
REF
Reference Current, Power-Down
Mode
Mode
All DACs Powered Down
l
0.001
1
μA
The
l
denotes specifi cations which apply over the full operating temperature range, otherwise specifi cations are at T
A
= 25°C.
V
CC
= 2.5V to 5.5V, V
REF
≤ V
CC
, V
OUT
unloaded, unless otherwise noted.